Re: [PATCH v7 08/13] dt-bindings: PCI: Add CIX Sky1 PCIe Root Complex bindings

[Rob Herring <robh@kernel.org>]

On Wed, Aug 13, 2025 at 05:12:57PM +0800, Hans Zhang wrote:
> 
> 
> On 2025/8/13 16:31, Rob Herring (Arm) wrote:
> > EXTERNAL EMAIL
> > 
> > On Wed, 13 Aug 2025 12:23:26 +0800, hans.zhang@cixtech.com wrote:
> > > From: Hans Zhang <hans.zhang@cixtech.com>
> > > 
> > > Document the bindings for CIX Sky1 PCIe Controller configured in
> > > root complex mode with five root port.
> > > 
> > > Supports 4 INTx, MSI and MSI-x interrupts from the ARM GICv3 controller.
> > > 
> > > Signed-off-by: Hans Zhang <hans.zhang@cixtech.com>
> > > ---
> > >   .../bindings/pci/cix,sky1-pcie-host.yaml      | 79 +++++++++++++++++++
> > >   1 file changed, 79 insertions(+)
> > >   create mode 100644 Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml
> > > 
> > 
> > My bot found errors running 'make dt_binding_check' on your patch:
> > 
> > yamllint warnings/errors:
> > 
> > dtschema/dtc warnings/errors:
> > /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.example.dtb: /: 'compatible' is a required property
> >          from schema $id: http://devicetree.org/schemas/root-node.yaml#
> > /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.example.dtb: /: 'model' is a required property
> >          from schema $id: http://devicetree.org/schemas/root-node.yaml#
> > 
> > doc reference errors (make refcheckdocs):
> > 
> > See https://patchwork.ozlabs.org/project/devicetree-bindings/patch/20250813042331.1258272-9-hans.zhang@cixtech.com
> > 
> > The base for the series is generally the latest rc1. A different dependency
> > should be noted in *this* patch.
> > 
> > If you already ran 'make dt_binding_check' and didn't see the above
> > error(s), then make sure 'yamllint' is installed and dt-schema is up to
> > date:
> > 
> > pip3 install dtschema --upgrade
> > 
> > Please check and re-submit after running the above command yourself. Note
> > that DT_SCHEMA_FILES can be set to your schema file to speed up checking
> > your schema. However, it must be unset to test all examples with your schema.
> > 
> 
> Dear Rob,
> 
> I'm very sorry. No errors were detected on my PC. I'll check my local
> environment and fix this issue in the next version.
> 
> If I have done anything wrong, please remind me.
> 
> 
> 
> hans@hans:~/code/kernel_org/linux$ export CROSS_COMPILE=/home/hans/cix/bringup_master/tools/gcc/arm-gnu-toolchain-12.3.rel1-x86_64-aarch64-none-linux-gnu/arm-gnu-toolchain-12.3.rel1-x86_64-aarch64-none-linux-gnu/bin/aarch64-none-linux-gnu-
> hans@hans:~/code/kernel_org/linux$ export ARCH=arm64
> hans@hans:~/code/kernel_org/linux$ make dt_binding_check
> DT_SCHEMA_FILES=Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml
>   SCHEMA  Documentation/devicetree/bindings/processed-schema.json
>   CHKDT   ./Documentation/devicetree/bindings
>   LINT    ./Documentation/devicetree/bindings
>   DTEX Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.example.dts
>   DTC [C]
> Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.example.dtb
> hans@hans:~/code/kernel_org/linux$ make W=1 dt_binding_check
> DT_SCHEMA_FILES=Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml

DT_SCHEMA_FILES limits testing to only the matching pattern. 
Ultimately, you have to test without it.

Rob